442312322134 has 16 divisors (see below), whose sum is σ = 664352138736. Its totient is φ = 220861696000.

The previous prime is 442312322057. The next prime is 442312322183. The reversal of 442312322134 is 431223213244.

It is a junction number, because it is equal to n+sod(n) for n = 442312322096 and 442312322105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12547734 + ... + 12582934.

It is an arithmetic number, because the mean of its divisors is an integer number (41522008671).

Almost surely, 2^442312322134 is an apocalyptic number.

442312322134 is a deficient number, since it is larger than the sum of its proper divisors (222039816602).

442312322134 is a wasteful number, since it uses less digits than its factorization.

442312322134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43391.

The product of its digits is 27648, while the sum is 31.

Adding to 442312322134 its reverse (431223213244), we get a palindrome (873535535378).

The spelling of 442312322134 in words is "four hundred forty-two billion, three hundred twelve million, three hundred twenty-two thousand, one hundred thirty-four".